![]() Gateway IP is 'self-addressed' - All destinations will be treated as if local, so packet delivery relies upon either local presence of the destination host, or Layer 2 devices (bridges), or a router running Proxy ARP. Gateway IP is pointed to the local router's local interface - Conversations with other subnets will be addressed to the router, as an intermediary device (Dest MAC = router Dest IP = intended destination host). The host won't even write the packets to the wire.įailure symptom: "Destination Host Unreachable" ![]() No gateway IP - Conversations with other subnets will not take place. Your choices for setting the Default Gateway are three in number: A ping response of "Destination Host Unreachable" is a solid indicator that there's a Default Gateway misconfiguration on the initiating PC.Ī ping response of "Request timed out" could suggest a Default Gateway misconfiguration, but lower-layer (L1/L2) issues could also be in play.
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